38181681216

Names of 38181681216

• Cardinal: 38181681216 can be written as Thirty-eight billion, one hundred eighty-one million, six hundred eighty-one thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 3.8181681216 × 10¹⁰

Factors of 38181681216

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 211

Divisors of 38181681216

• Number of divisors d(n): 756
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 17 18 21 24 28 31 32 34 36 42 48 49 51 56 62 63 64 68 72 84 93 96 98 102 112 119 124 126 136 144 147 151 153 168 186 192 196 204 217 224 238 248 252 272 279 288 289 294 302 306 336 357 372 392 408 434 441 448 453 476 496 504 527 544 558 576 578 588 604 612 651 672 714 744 784 816 833 867 868 882 906 952 992 1008 1054 1057 1071 1088 1116 1156 1176 1208 1224 1302 1344 1359 1428 1488 1519 1568 1581 1632 1666 1734 1736 1764 1812 1904 1953 1984 2016 2023 2108 2114 2142 2232 2312 2352 2416 2448 2499 2567 2601 2604 2718 2856 2976 3038 3136 3162 3171 3264 3332 3468 3472 3528 3624 3689 3808 3906 4032 4046 4216 4228 4284 4464 4557 4624 4681 4704 4743 4832 4896 4998 5134 5202 5208 5436 5712 5952 6069 6076 6324 6342 6664 6936 6944 7056 7248 7378 7399 7497 7616 7701 7812 8092 8432 8456 8568 8928 8959 9114 9248 9362 9408 9486 9513 9664 9792 9996 10268 10404 10416 10872 11067 11424 12138 12152 12648 12684 13328 13671 13872 13888 14043 14112 14161 14496 14756 14798 14994 15402 15624 16184 16864 16912 17136 17856 17918 17969 18207 18228 18496 18724 18972 19026 19992 20536 20808 20832 21744 22134 22197 22848 23103 24276 24304 25296 25368 25823 26656 26877 27342 27744 28086 28224 28322 28992 29512 29596 29988 30804 31248 32368 32767 33201 33728 33824 34272 35836 35938 36414 36456 37448 37944 38052 39984 41072 41616 41664 42129 42483 43488 43639 44268 44394 46206 48552 48608 50592 50736 51646 53312 53754 53907 54684 55488 56172 56644 59024 59192 59976 61608 62496 62713 64736 65534 66402 66591 67648 68544 71672 71876 72828 72912 74896 75888 76104 77469 79577 79968 80631 82144 83232 84258 84966 86976 87278 88536 88788 92412 97104 97216 98301 101184 101472 103292 107508 107814 109368 112344 113288 118048 118384 119952 123216 124992 125426 125783 127449 129472 130917 131068 132804 133182 143344 143752 145656 145824 149792 151776 152208 154938 159154 159936 161262 161721 164288 166464 168516 169932 174556 177072 177576 184824 188139 194208 196602 202944 206584 215016 215628 218736 224688 226576 229369 232407 236096 236768 238731 239904 246432 250852 251566 254898 261834 262136 265608 266364 286688 287504 291312 291648 294903 299584 303552 304416 305473 309876 318308 322524 323442 337032 339864 349112 354144 355152 369648 376278 377349 388416 392751 393204 413168 430032 431256 437472 438991 449376 453152 458738 464814 473536 477462 479808 492864 501704 503132 509796 523668 524272 531216 532728 557039 564417 573376 575008 582624 589806 608832 610946 619752 636616 645048 646884 674064 679728 688107 698224 708288 710304 716193 739296 752556 754698 785502 786408 826336 860064 862512 874944 877982 898752 906304 916419 917476 929628 954924 1003408 1006264 1019592 1047336 1048544 1062432 1065456 1114078 1128834 1132047 1150016 1165248 1179612 1221892 1239504 1273232 1290096 1293768 1316973 1348128 1352809 1359456 1376214 1396448 1420608 1432386 1478592 1505112 1509396 1571004 1572816 1652672 1671117 1720128 1725024 1755964 1832838 1834952 1859256 1909848 2006816 2012528 2039184 2064321 2094672 2097088 2124864 2130912 2138311 2228156 2257668 2264094 2359224 2443784 2479008 2546464 2580192 2587536 2633946 2696256 2705618 2718912 2749257 2752428 2792896 2864772 3010224 3018792 3142008 3145632 3342234 3450048 3511928 3665676 3669904 3718512 3819696 3899273 3950919 4013632 4025056 4058427 4078368 4128642 4189344 4261824 4276622 4456312 4515336 4528188 4718448 4887568 4958016 5013351 5092928 5160384 5175072 5267892 5411236 5498514 5504856 5729544 6020448 6037584 6284016 6291264 6414933 6684468 7023856 7331352 7339808 7437024 7639392 7798546 7901838 8050112 8116854 8156736 8257284 8378688 8553244 8912624 9030672 9056376 9436896 9469663 9775136 10026702 10350144 10535784 10822472 10997028 11009712 11459088 11697819 12040896 12075168 12175281 12568032 12829866 13368936 14047712 14662704 14679616 14874048 15278784 15597092 15803676 16233708 16514568 17106488 17825248 18061344 18112752 18873792 18939326 19244799 19550272 20053404 21071568 21644944 21994056 22019424 22918176 23395638 24150336 24350562 25136064 25659732 26737872 28095424 28408989 29325408 31194184 31607352 32467416 33029136 34212976 35093457 35650496 36122688 36225504 37878652 38489598 40106808 42143136 43289888 43988112 44038848 45836352 46791276 48701124 51319464 53475744 56817978 58650816 62388368 63214704 64934832 66058272 66287641 68425952 70186914 72451008 75757304 76979196 80213616 84286272 85226967 86579776 87976224 93582552 97402248 102638928 106951488 113635956 124776736 126429408 129869664 132116544 132575282 136851904 140373828 151514608 153958392 160427232 170453934 175952448 187165104 194804496 198862923 205277856 227271912 249553472 252858816 259739328 265150564 280747656 303029216 307916784 320854464 340907868 374330208 389608992 397725846 410555712 454543824 530301128 561495312 596588769 606058432 615833568 681815736 748660416 779217984 795451692 909087648 1060602256 1122990624 1193177538 1231667136 1363631472 1590903384 1818175296 2121204512 2245981248 2386355076 2727262944 3181806768 4242409024 4772710152 5454525888 6363613536 9545420304 12727227072 19090840608 38181681216
• Sum of all divisors σ(n): 140525089536
• Sum of proper divisors (its aliquot sum) s(n): 102343408320
• 38181681216 is an abundant number, because the sum of its proper divisors (102343408320) is greater than itself. Its abundance is 64161727104

Bases of 38181681216

• Binary: 100011100011110011100011100001000000₂
• Hexadecimal: 0x8E3CE3840
• Base-36: HJGDXS0

Squares and roots of 38181681216

• 38181681216 squared (38181681216²) is 1457840780480247238656
• 38181681216 cubed (38181681216³) is 55662811943981435451227664285696
• The square root of 38181681216 is 195401.3337109039
• The cube root of 38181681216 is 3367.3248534327

Scales and comparisons

• 38,181,681,216 seconds is equal to 1,214 years, 3 weeks, 14 hours, 33 minutes, 36 seconds.
• To count from 1 to 38,181,681,216 would take you about two thousand, four hundred twenty-eight years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 38181681216 cubic inches would be around 280.6 feet tall.

Recreational maths with 38181681216

• 38181681216 backwards is 61218618183
• The number of decimal digits it has is: 11
• The sum of 38181681216's digits is 45
• More coming soon!